linux-hardening - Re: [PATCH V9 0/2] Add support for aw96103/aw96105 proximity sensor

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Message-ID: <20240831150724.201e7d73@jic23-huawei>
Date: Sat, 31 Aug 2024 15:07:24 +0100
From: Jonathan Cameron <jic23@...nel.org>
To: wangshuaijie@...nic.com
Cc: lars@...afoo.de, robh@...nel.org, krzk+dt@...nel.org,
 conor+dt@...nel.org, kees@...nel.org, gustavoars@...nel.org,
 linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org,
 liweilei@...nic.com, kangjiajun@...nic.com
Subject: Re: [PATCH V9 0/2] Add support for aw96103/aw96105 proximity sensor

On Tue, 27 Aug 2024 08:02:27 +0000
wangshuaijie@...nic.com wrote:

> From: shuaijie wang <wangshuaijie@...nic.com>
> 
> Add drivers that support Awinic aw96103/aw96105 proximity sensors.
> 
> The aw9610x series are high-sensitivity capacitive proximity detection
> sensors. This device detects human proximity and assists electronic devices
> in reducing specific absorption rate (SAR) to pass SAR related certifications.
> The device reduces RF power and reduces harm when detecting human proximity. 
> Increase power and improve signal quality when the human body is far away.
> 
> The specific absorption rate (SAR) is a metric that measures the degree of
> absorption of electromagnetic radiation emitted by wireless devices,
> such as mobile phones and tablets, by human tissue.
> 
> This patch implements device initialization, registration,
> I/O operation handling and interrupt handling, and passed basic testing.
I made one trivial tweak to add static to the iio_info declaration and
applied to the togreg branch of iio.git, initially pushed out as testing
for 0-day to see if it can find any issues we missed.

Thanks,

Jonathan